\| ul w\J I /"\ I |\)|\J  
Potamogeton richardsonii (Benn.)
Rydb.
Detm. by V. L. Harms
DEC ~ 1986
Hsmmnxuu or THE UNIVERSITY or CALIFORNIA
ALASKA
Potamogeton perfoliatus L. subsp. richardsonii
AA(Benn.) Hilt. (E. rionardsonii ZRydb.§
A. Benn.)
Detached stems floating at east shore of
Paxson's Lake (Gulkana L.),
Along thc Richardson Highway in the Alaska Rangc.
Altitude ca. 2500 fccr.
Galcn smith 2626 19 July 1955 ‘)\'&gd§€*=i'§'§‘§*

